"S Barker,R Robarts,Y Yamashiki,Kuniyoshi Takeuchi,Chihiro Yoshimura,AC Muguetti","UNEP-GEMS/Water Programme - Water quality data, GEMStat and open web services - and Japanese cooperation",,"Hydrological Processes",,"Vol. 21","No. 9","pp. 1132-1141",2007,Apr.